28844698 has 16 divisors (see below), whose sum is σ = 45728640. Its totient is φ = 13608000.

The previous prime is 28844693. The next prime is 28844707. The reversal of 28844698 is 89644882.

It is a super-2 number, since 2×28844698² = 1664033205422408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (28844693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8898 + ... + 11698.

It is an arithmetic number, because the mean of its divisors is an integer number (2858040).

Almost surely, 2^28844698 is an apocalyptic number.

28844698 is a deficient number, since it is larger than the sum of its proper divisors (16883942).

28844698 is a wasteful number, since it uses less digits than its factorization.

28844698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3093.

The product of its digits is 884736, while the sum is 49.

The square root of 28844698 is about 5370.7260216846. The cubic root of 28844698 is about 306.6822673748.

The spelling of 28844698 in words is "twenty-eight million, eight hundred forty-four thousand, six hundred ninety-eight".